Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/errors/cs3009-3.cs

@@ -0,0 +1,23 @@
+// CS3009: `AttributesForm': base type `BaseClass' is not CLS-compliant
+// Line: 17
+// Compiler options: -warnaserror -warn:1
+
+
+// The error is reported intentionally twice.
+
+using System;
+
+[assembly:CLSCompliant(true)]
+
+[CLSCompliant(false)]
+public class BaseClass
+{
+}
+
+public class AttributesForm : BaseClass
+{
+}
+
+public class AttributesForm_2 : BaseClass
+{
+}